参数资料
型号: LTC2153IUJ-14#TRPBF
厂商: Linear Technology
文件页数: 19/24页
文件大小: 0K
描述: IC ADC 14BIT DUAL 310MSPS 40QFN
标准包装: 2,000
位数: 14
采样率(每秒): 310M
数据接口: 并联,串行,SPI
转换器数目: 1
功率耗散(最大): 479mW
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-QFN(6x6)
包装: 带卷 (TR)
输入数目和类型: 1 个差分
配用: DC1371A-ND - BOARD USB DATA ACQUISITION HS
LTC2153-14
4
215314f
inTernal reFerence characTerisTics The
l
denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at TA = 25°C. (Note 5)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCM Output Voltage
IOUT = 0
0.439
VDD – 18mV
0.439
VDD
0.439
VDD + 18mV
V
VCM Output Temperature Drift
±37
ppm/°C
VCM Output Resistance
–1mA < IOUT < 1mA
4
Ω
VREF Output Voltage
IOUT = 0
1.225
1.250
1.275
V
VREF Output Temperature Drift
±30
ppm/°C
VREF Output Resistance
–400A < IOUT < 1mA
7
Ω
VREF Line Regulation
1.74V < VDD < 1.9V
0.6
mV/V
DigiTal inpuTs anD ouTpuTs The
l
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ENCODE INPUTS (ENC+, ENC)
VID
Differential Input Voltage
(Note 8)
l
0.2
V
VICM
Common Mode Input Voltage
Internally Set
Externally Set (Note 8)
l
1.1
1.2
1.5
V
RIN
Input Resistance
(See Figure 2)
10
CIN
Input Capacitance
(Note 8)
2
pF
DIGITAL INPUTS (CS, SDI, SCK)
VIH
High Level Input Voltage
VDD = 1.8V
l
1.3
V
VIL
Low Level Input Voltage
VDD = 1.8V
l
0.6
V
IIN
Input Current
VIN = 0V to 3.6V
l
–10
10
A
CIN
Input Capacitance
(Note 8)
3
pF
SDO OUTPUT (Open-Drain Output. Requires 2k Pull-Up Resistor if SDO Is Used)
ROL
Logic Low Output Resistance to GND
VDD = 1.8V, SDO = 0V
200
Ω
IOH
Logic High Output Leakage Current
SDO = 0V to 3.6V
l
–10
10
A
COUT
Output Capacitance
(Note 8)
4
pF
power requireMenTs The
l
denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
Analog Supply Voltage
(Note 9)
l
1.74
1.8
1.9
V
OVDD
Output Supply Voltage
(Note 9)
l
1.74
1.8
1.9
V
IVDD
Analog Supply Current
l
190
206
mA
IOVDD
Digital Supply Current
1.75mA LVDS Mode
3.5mA LVDS Mode
l
33
53
40
60
mA
PDISS
Power Dissipation
1.75mA LVDS Mode
3.5mA LVDS Mode
l
401
437
443
479
mW
PSLEEP
Sleep Mode Power
Clock Disabled
Clocked at fS(MAX)
<5
mW
PNAP
Nap Mode Power
Clocked at fS(MAX)
124
mW
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